CVE-2026-9902: Use after free in Google Chrome
CVE-2026-9902 is a use-after-free vulnerability in the Accessibility component of Google Chrome versions prior to 148. 0. 7778. 216. This flaw could allow a remote attacker who has compromised the renderer process to potentially escape the browser sandbox by using a specially crafted HTML page. The vulnerability is classified with high severity by Chromium security. There is no CVSS score available for this issue. The vendor advisory linked indicates the existence of a stable channel update addressing this issue.
AI Analysis
Technical Summary
This vulnerability involves a use-after-free condition in the Accessibility feature of Google Chrome before version 148.0.7778.216. Exploitation requires prior compromise of the renderer process and could lead to sandbox escape, increasing the attacker's privileges beyond typical web content restrictions. The issue was publicly disclosed with a high severity rating by Chromium security. The vendor has published an advisory with a stable channel update that presumably includes a fix.
Potential Impact
Successful exploitation could allow an attacker who has already compromised the renderer process to escape the Chrome sandbox, potentially leading to execution of arbitrary code with elevated privileges. This increases the risk of further system compromise beyond the browser sandbox containment.
Mitigation Recommendations
Google has released a stable channel update for Chrome that addresses this vulnerability. Users and administrators should update to version 148.0.7778.216 or later to remediate this issue. Patch status is confirmed by the vendor advisory. No additional mitigation steps are indicated beyond applying the official update.
CVE-2026-9902: Use after free in Google Chrome
Description
CVE-2026-9902 is a use-after-free vulnerability in the Accessibility component of Google Chrome versions prior to 148. 0. 7778. 216. This flaw could allow a remote attacker who has compromised the renderer process to potentially escape the browser sandbox by using a specially crafted HTML page. The vulnerability is classified with high severity by Chromium security. There is no CVSS score available for this issue. The vendor advisory linked indicates the existence of a stable channel update addressing this issue.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability involves a use-after-free condition in the Accessibility feature of Google Chrome before version 148.0.7778.216. Exploitation requires prior compromise of the renderer process and could lead to sandbox escape, increasing the attacker's privileges beyond typical web content restrictions. The issue was publicly disclosed with a high severity rating by Chromium security. The vendor has published an advisory with a stable channel update that presumably includes a fix.
Potential Impact
Successful exploitation could allow an attacker who has already compromised the renderer process to escape the Chrome sandbox, potentially leading to execution of arbitrary code with elevated privileges. This increases the risk of further system compromise beyond the browser sandbox containment.
Mitigation Recommendations
Google has released a stable channel update for Chrome that addresses this vulnerability. Users and administrators should update to version 148.0.7778.216 or later to remediate this issue. Patch status is confirmed by the vendor advisory. No additional mitigation steps are indicated beyond applying the official update.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- Chrome
- Date Reserved
- 2026-05-28T17:24:47.588Z
- Cvss Version
- null
- State
- PUBLISHED
- Remediation Level
- null
- Vendor Advisory Urls
- [{"url":"https://chromereleases.googleblog.com/2026/05/stable-channel-update-for-desktop_0877304591.html","vendor":"Google"}]
Threat ID: 6a18c660e29bf47b503b5149
Added to database: 5/28/2026, 10:49:04 PM
Last enriched: 5/29/2026, 12:03:27 AM
Last updated: 5/29/2026, 8:16:24 AM
Views: 5
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